Breaking: Bomb blast in Kabul

Police and witnesses say that the blast was set off by a suicide bomber

An explosion struck a busy road during rush hour traffic in the Afghan capital of Kabul on Wednesday.

Police and witnesses say that the blast is suspected of being set off by a suicide bomber. "The explosion occurred just before 5 pm (1230 GMT) on a major road near a university and an old parliament building," Najib Danish, a spokesman for the Afghan Interior Ministry, was quoted as saying by Reuters.

Some unconfirmed sources claim that a minibus carrying Central government employees was targeted in the attack.